| Value | Category | Cases | |
|---|---|---|---|
| 1 | Useless | 71 |
8.4%
|
| 2 | Not very useful | 73 |
8.6%
|
| 3 | Average | 68 |
8%
|
| 4 | Useful | 638 |
75.1%
|
| Sysmiss | 10430 |